Antitheft device



FIG. 1 is front top perspective view of the antitheft device in an assembled condition;

FIG. 2 is a top plan view thereof; the side opposite being a mirror image;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof; the opposite side being a mirror image;

FIG. 6 is a front side perspective view thereof;

FIG. 7 is an exploded front side perspective view of the antitheft device in an environment of use; and,

FIG. 8 is a front top perspective view of the antitheft device in an environment of use.

The broken lines shown in FIGS. 1, 2 and 4 illustrate portions of the antitheft device that form no part of the claimed design. The broken lines in FIGS. 7 and 8 are for purposes of illustrating use and environment and form no part of the claimed design. 

CLAIM The ornamental design for an antitheft device, as shown and described. 